package com.itheima.reggie.controller;


import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
import com.itheima.reggie.common.R;
import com.itheima.reggie.entity.User;
import com.itheima.reggie.service.UserService;
import com.itheima.reggie.utils.ValidateCodeUtils;
import lombok.extern.slf4j.Slf4j;
import org.apache.commons.lang.StringUtils;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.data.redis.core.RedisTemplate;
import org.springframework.mail.SimpleMailMessage;
import org.springframework.mail.javamail.JavaMailSender;
import org.springframework.web.bind.annotation.PostMapping;
import org.springframework.web.bind.annotation.RequestBody;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;

import javax.servlet.http.HttpSession;
import java.util.Map;
import java.util.concurrent.TimeUnit;

/**
 * <p>
 * 用户信息 前端控制器
 * </p>
 *
 * @author violet
 * @since 2022-04-20 03:56:08
 */
@RestController
@RequestMapping("/user")
@Slf4j
public class UserController {
    @Autowired
    private UserService userService;

    @Autowired
    private JavaMailSender mailSender;

    @Autowired
    private RedisTemplate redisTemplate;

    @Value("${reggie.path}")
    private String basePath;

    /**
     * 发送手机短信验证码
     *
     * @param user
     * @return
     */
    @PostMapping("/sendMsg")
    public R<String> sendMsg(@RequestBody User user, HttpSession session) {
        //获取手机号
        String phone = user.getPhone();

        if (StringUtils.isNotEmpty(phone)) {
            //生成随机的4位验证码
            String code = ValidateCodeUtils.generateValidateCode(4).toString();
            log.info("code={}", code);

            //调用阿里云提供的短信服务API完成发送短信
            //SMSUtils.sendMessage("瑞吉外卖","",phone,code);
            SimpleMailMessage message = new SimpleMailMessage();
            message.setFrom("世界你好<2369118064@qq.com>");
            message.setTo(phone);
            message.setSubject("有新附件");
            message.setText("验证码是:  " + code);
            //发送
            mailSender.send(message);


            //需要将生成的验证码保存到Session
//            session.setAttribute(phone, code);

            //将生成的验证码缓存到Redis中，并且设置有效期为5分钟
            redisTemplate.opsForValue().set(phone, code, 5, TimeUnit.MINUTES);
            return R.success("手机验证码短信发送成功");
        }

        return R.error("短信发送失败");
    }

    /**
     * 移动端用户登录
     *
     * @param map
     * @param session
     * @return
     */
    @PostMapping("/login")
    public R<User> login(@RequestBody Map map, HttpSession session) {
        log.info(map.toString());

        //获取手机号
        String phone = map.get("phone").toString();

        //获取验证码
        String code = map.get("code").toString();

        //从Session中获取保存的验证码
        //Object codeInSession = session.getAttribute(phone);
        //从Redis中获取缓存的验证码
        Object codeInSession = redisTemplate.opsForValue().get(phone);

        //进行验证码的比对（页面提交的验证码和Session中保存的验证码比对）
        if (codeInSession != null && codeInSession.equals(code)) {
            //如果能够比对成功，说明登录成功

            LambdaQueryWrapper<User> queryWrapper = new LambdaQueryWrapper<>();
            queryWrapper.eq(User::getPhone, phone);

            User user = userService.getOne(queryWrapper);
            if (user == null) {
                //判断当前手机号对应的用户是否为新用户，如果是新用户就自动完成注册
                user = new User();
                user.setPhone(phone);
                user.setStatus(1);
                userService.save(user);
            }
            session.setAttribute("user", user.getId());
            //如果用户登录成功,删除redis中缓存的验证码
            redisTemplate.delete(phone);

            return R.success(user);
        }
        return R.error("登录失败");
    }




/*
    @RequestMapping("/test")
    public void sendEmail(){
        SimpleMailMessage message = new SimpleMailMessage();
        message.setFrom("世界你好<2369118064@qq.com>");
        message.setTo("3134086450@qq.com");
        message.setSubject("hello world");
        message.setText("美好的一天从这一刻开始");
        mailSender.send(message);
    }
 */

/*
    @RequestMapping("/test")
    public void sendEmail() throws MessagingException {
        //发送带HTML的电子邮件
        MimeMessage mimeMessage = mailSender.createMimeMessage();
        MimeMessageHelper message = new MimeMessageHelper(mimeMessage, true);
        message.setFrom("世界你好<2369118064@qq.com>");
        message.setTo("3134086450@qq.com");
        message.setSubject("验证码");
        message.setText("<h1>Check attachment for image!</h1>", true);
        mailSender.send(mimeMessage);

    }
 */

/*
    @RequestMapping("/test")
    public void sendEmail() throws MessagingException {
        //发送带附件的电子邮件
        MimeMessage mimeMessage = mailSender.createMimeMessage();
        MimeMessageHelper message = new MimeMessageHelper(mimeMessage, true);
        message.setFrom("世界你好<2369118064@qq.com>");
        message.setTo("3134086450@qq.com");
        message.setSubject("有新附件");
        message.setText("接受到一封带附件的邮件");
        FileSystemResource file = new FileSystemResource(new File(basePath+"0d910022-dae6-488e-921c-d8ee9787edcb.jpg"));
        message.addAttachment("附件-1.jpg", file);
        mailSender.send(mimeMessage);

    }
 */

}

